| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 16 Jun 1981 | USD | 28.125 | 28.375 | 28 | 28.125 | 8.3333 | -0.125 (-0.44%) | 6,300 |
| 15 Jun 1981 | USD | 28.25 | 28.25 | 28 | 28.25 | 8.3704 | +0.125 (+0.44%) | 4,200 |
| 12 Jun 1981 | USD | 28.125 | 29 | 28 | 28.125 | 8.3333 | -1.125 (-3.85%) | 12,500 |
| 11 Jun 1981 | USD | 29.25 | 29.75 | 28.25 | 29.25 | 8.6667 | -0.5 (-1.68%) | 19,200 |
| 10 Jun 1981 | USD | 29.75 | 29.875 | 29.625 | 29.75 | 8.8148 | -0.25 (-0.83%) | 5,900 |
| 9 Jun 1981 | USD | 30 | 30.25 | 29.875 | 30 | 8.8889 | -0.25 (-0.83%) | 4,800 |
| 8 Jun 1981 | USD | 30.25 | 30.75 | 29.625 | 30.25 | 8.963 | +1.125 (+3.86%) | 11,400 |
| 5 Jun 1981 | USD | 29.125 | 29.625 | 29 | 29.125 | 8.6296 | +0.125 (+0.43%) | 6,800 |
| 4 Jun 1981 | USD | 29 | 29 | 28.75 | 29 | 8.5926 | +0.25 (+0.87%) | 8,800 |
| 3 Jun 1981 | USD | 28.75 | 29.125 | 28.75 | 28.75 | 8.5185 | -0.625 (-2.13%) | 11,800 |
| 2 Jun 1981 | USD | 29.375 | 30 | 29.375 | 29.375 | 8.7037 | -0.875 (-2.89%) | 16,800 |
| 1 Jun 1981 | USD | 30.25 | 31 | 29.875 | 30.25 | 8.963 | +0.25 (+0.83%) | 14,300 |
| 29 May 1981 | USD | 30 | 30.25 | 29.875 | 30 | 8.8889 | +0.5 (+1.69%) | 22,900 |
| 28 May 1981 | USD | 29.5 | 29.75 | 29.25 | 29.5 | 8.7407 | +0.5 (+1.72%) | 22,500 |
| 27 May 1981 | USD | 29 | 29 | 28.25 | 29 | 8.5926 | +1 (+3.57%) | 10,600 |
| 26 May 1981 | USD | 28 | 28.875 | 27.5 | 28 | 8.2963 | 0.0 (0.0%) | 26,600 |
| 25 May 1981 | USD | 28 | 28 | 28 | 28 | 8.2963 | 0.0 (0.0%) | 0 |
| 22 May 1981 | USD | 28 | 28.25 | 27.75 | 28 | 8.2963 | +0.75 (+2.75%) | 26,500 |
| 21 May 1981 | USD | 27.25 | 27.25 | 26.5 | 27.25 | 8.0741 | +1 (+3.81%) | 11,300 |
| 20 May 1981 | USD | 26.25 | 27.25 | 26 | 26.25 | 7.7778 | +0.625 (+2.44%) | 17,400 |
| 19 May 1981 | USD | 25.625 | 25.625 | 24.875 | 25.625 | 7.5926 | +0.875 (+3.54%) | 16,700 |
| 18 May 1981 | USD | 24.75 | 24.75 | 24.25 | 24.75 | 7.3333 | +0.625 (+2.59%) | 10,000 |
| 15 May 1981 | USD | 24.125 | 24.375 | 24 | 24.125 | 7.1481 | +0.125 (+0.52%) | 4,800 |
| 14 May 1981 | USD | 24 | 24.125 | 24 | 24 | 7.1111 | 0.0 (0.0%) | 3,400 |
| 13 May 1981 | USD | 24 | 24.875 | 23.875 | 24 | 7.1111 | -0.875 (-3.52%) | 7,200 |
| 12 May 1981 | USD | 24.875 | 24.875 | 24.625 | 24.875 | 7.3704 | +0.125 (+0.51%) | 5,500 |
| 11 May 1981 | USD | 24.75 | 25.5 | 24.75 | 24.75 | 7.3333 | -0.375 (-1.49%) | 9,500 |
| 8 May 1981 | USD | 25.125 | 25.125 | 24.875 | 25.125 | 7.4444 | +0.25 (+1.01%) | 12,700 |
| 7 May 1981 | USD | 24.875 | 24.875 | 24.5 | 24.875 | 7.3704 | +0.375 (+1.53%) | 7,300 |
| 6 May 1981 | USD | 24.5 | 24.5 | 23.75 | 24.5 | 7.2593 | +0.375 (+1.55%) | 4,600 |
